CN219009608U - Adjustable temporary protective door for elevator shaft construction - Google Patents
Adjustable temporary protective door for elevator shaft construction Download PDFInfo
- Publication number
- CN219009608U CN219009608U CN202223182059.6U CN202223182059U CN219009608U CN 219009608 U CN219009608 U CN 219009608U CN 202223182059 U CN202223182059 U CN 202223182059U CN 219009608 U CN219009608 U CN 219009608U
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- door
- elevator shaft
- door frame
- fixing bolt
- frame
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- 238000010276 construction Methods 0.000 title claims abstract description 35
- 230000001681 protective effect Effects 0.000 title claims description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Elevator Door Apparatuses (AREA)
Abstract
The utility model provides a temporary protection door of elevator shaft construction with adjustable, includes the protection door, the both sides of protection door are close to the position at top, install triangle supporting mechanism respectively on the door frame, triangle supporting mechanism is located the plane and is laid perpendicularly with the protection door, triangle supporting mechanism includes spacing connecting rod and support regulation pole, during initial state, the protection door sets up in elevator shaft door frame, and the bottom sprag of protection door is subaerial, during elevator shaft door frame construction state, the regulation recess clamping of the regulation end of protection door support regulation pole is on positioner, and the protection door forms triangle supporting mechanism through spacing connecting rod and support regulation pole and supports outside elevator shaft door frame, and this device simple structure, the atress is stable, convenient operation is convenient for to the regulation to the protection door in the work progress, has avoided protection people because of the potential safety hazard that frequently dismantles and bring.
Description
Technical Field
The utility model relates to an adjustable temporary protective door for elevator shaft construction.
Background
In the construction process, temporary protection of an elevator shaft always has potential safety hazards in construction, analysis and research show that the elevator shaft protection door is not allowed to be removed in construction according to construction safety regulations because the construction is generally performed through insertion, the elevator shaft protection door is mainly fixed on an elevator shaft door frame through expansion bolts in the conventional construction process, and the protection door is abutted against a wall body and the ground, so that when the elevator shaft protection door is not detached in wall construction, the elevator shaft door frame cannot be constructed, but the potential construction hazards exist once the elevator shaft protection door is detached, and a period of time is required to wait for a wall surface to be dry after the wall surface is constructed, so that the elevator shaft is in a non-protection state in the process, and safety accidents are extremely easy to cause.
Disclosure of Invention
The adjustable temporary protection door for elevator shaft construction, which solves the defects of the prior art, provides a movable elevator shaft protection door and ensures that the protection door can always protect the safety of an elevator shaft in the construction process.
In order to achieve the above purpose, the utility model firstly provides an adjustable temporary protection door for elevator shaft construction, which comprises a protection door, wherein triangular supporting mechanisms are respectively arranged at positions, close to the top, of two sides of the protection door on a door frame, the planes of the triangular supporting mechanisms are perpendicular to the protection door, the triangular supporting mechanisms comprise limiting connecting rods and supporting adjusting rods, one ends of the limiting connecting rods and the supporting adjusting rods are hinged on the door frame through first hinging structures, the other ends of the limiting connecting rods are hinged on the door frame of the elevator shaft through second hinging structures, the other ends of the supporting adjusting rods are adjusting ends, a plurality of adjusting grooves are arranged on the adjusting ends of the supporting adjusting rods on the side facing the ground in the length direction, positioning devices matched with the adjusting grooves in size are arranged on the door frame of the elevator shaft and below the second hinging structures, the length of the limiting connecting rods is larger than the thickness of the door frame of the elevator shaft, in an initial state, the well door is arranged in the frame of the elevator shaft, the bottom of the protection door is supported on the floor, and in a state of the well door is clamped on the supporting frame of the elevator shaft, the supporting rods are positioned on the supporting devices and form the supporting devices.
Due to the adoption of the structure, the triangular supporting mechanism of the device utilizes triangular stress and lever principle, so that the protection door is adjusted to be away from the wall body and the ground, and the door frame of the elevator shaft can be moved in parallel to be separated from the door frame of the elevator shaft in the construction state, so that the construction of the door frame of the elevator shaft is convenient, and meanwhile, the protection of the protection door to the elevator shaft cannot be influenced.
In this embodiment, the first hinge structure includes a fixed connection frame fixed on the protective door and a first fixing bolt installed on the fixed connection frame, the fixed connection frame includes a fixed vertical frame and a fixed horizontal frame, the fixed horizontal frame is welded between the door frame and the protective rod in a horizontal manner, and the fixed vertical frame is welded on the fixed horizontal frame in a vertical manner; the door frame is provided with a first through hole matched with a first fixing bolt in size at a position corresponding to the fixing vertical frame, the fixing vertical frame is provided with a screw hole at a position corresponding to a first limiting groove, the first fixing bolt comprises a smooth section and a first thread section, the first thread section of the first fixing bolt penetrates through the first through hole to be installed in the screw hole of the fixing vertical frame in a threaded mode, the first thread section is locked with the fixing vertical frame through a locking device, the smooth section of the first fixing bolt and a first screw cap are arranged outside the door frame, and the limiting connecting rod and the end part of the supporting adjusting rod are rotatably installed on the smooth section of the first fixing bolt.
In this embodiment, locking device includes fixation nut and first stop nut of threaded connection on first screw thread section, fixation nut and first stop nut set up the both sides at fixed grudging post, first fixing bolt passes through fixation nut and first stop nut fastening on fixed grudging post.
In this embodiment, a nut limiter is further installed on the fixing nut, and a first handle that facilitates rotation of the first limiting nut is radially disposed on an outer wall of the first limiting nut.
In this embodiment, the second hinge structure includes second fixing bolt and the first pre-buried screw sleeve of pre-buried on elevator shaft door frame, second fixing bolt includes smooth section and second screw section, second screw section threaded connection of second fixing bolt is in first pre-buried screw sleeve, second nut and the smooth section setting of second fixing bolt are in the elevator shaft door frame outside, the tip rotatable mounting of spacing connecting rod is on the smooth section of second fixing bolt.
In this embodiment, the second fixing bolt is further in threaded connection with a second limit nut, and a second handle for conveniently rotating the second limit nut is radially arranged on the outer wall of the second limit nut.
In this embodiment, positioner includes third fixing bolt and the pre-buried screw sleeve of second on elevator shaft door frame, third fixing bolt includes smooth section and third screw section, third screw section threaded connection of third fixing bolt is in the pre-buried screw sleeve of second, third fixing bolt's third nut and smooth section set up and form the location section in the elevator shaft door frame outside.
Compared with the prior art, the utility model has the beneficial effects that:
1. the device is simple to operate and convenient for constructors to debug on site;
2. the device utilizes the lever triangle principle, so that the protective door of the elevator shaft can be moved in parallel to be separated from the door frame of the elevator shaft when in a construction state, thereby facilitating the construction of the door frame of the elevator shaft;
3. the device is convenient for adjusting the protective door in the construction process, and avoids the potential safety hazard of the protection people caused by frequent disassembly;
in summary, the utility model is based on the problems of the conventional construction elevator shaft protective door, and an adjustable elevator shaft construction temporary protective door device is adopted to protect the construction elevator shaft.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a first fixing bolt according to the present utility model;
FIG. 3 is a schematic view of the structure of the fixing frame of the present utility model;
FIG. 4 is a schematic side view of a protective door according to the present utility model;
FIG. 5 is a schematic view of a second fixing bolt according to the present utility model;
FIG. 6 is a schematic view of a construction of a positioning bolt according to the present utility model;
FIG. 7 is a schematic view of a spacing connecting rod according to the present utility model;
fig. 8 is a schematic view of the structure of the support adjustment lever of the present utility model.
In the figure, 1, a protective door; 2. a first fixing bolt; 21. a first nut; 22. a first thread segment; 23. a first handle; 24. a fixing nut; 25. a nut limiter; 26. a first limit nut; 3. a connecting frame is fixed; 31. fixing the vertical frame; 32. fixing the transverse frame; 33. a screw hole; 34. reinforcing ribs; 4. a first through hole; 5. a door frame; 6. a limit connecting rod; 61. a first connection hole; 62. a second connection hole; 7. a second fixing bolt; 71. a second nut; 72. a second handle; 73. a second thread segment; 74. the second limit nut; 75. the first pre-buried threaded sleeve; 8. positioning bolts; 81. a third nut; 82. the second limit groove; 83. a third thread segment; 84. the second pre-buried threaded sleeve; 9. supporting the adjusting rod; 91. a third connection hole; 92. the groove is adjusted.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.
As shown in fig. 1 to 8, the utility model provides an adjustable temporary protective door for elevator shaft construction, which comprises a protective door 1, wherein the protective door 1 comprises a door frame 5 and protective rods arranged in the door frame 5, triangular supporting mechanisms are respectively arranged on the two sides of the protective door 1 near the top of the door frame 5, the plane of each triangular supporting mechanism is perpendicular to the protective door 1, each triangular supporting mechanism comprises a limit connecting rod 6 and a supporting adjusting rod 9, and first hinge structures used for being connected with the triangular supporting mechanisms are arranged on the two sides of the protective door 1;
the first hinge structure comprises a fixed connecting frame 3 fixed on the protective door 1 and a first fixed bolt 2 arranged on the fixed connecting frame 3, the fixed connecting frame 3 comprises a fixed vertical frame 31 and a fixed horizontal frame 32, a reinforcing rib 34 is arranged at the joint of the fixed vertical frame 31 and the fixed horizontal frame 32 for reinforcement, the fixed horizontal frame 32 is welded between the door frame 5 and the protective rod in a horizontal way, and the fixed vertical frame 31 is welded on the fixed horizontal frame 32 in a vertical way; the door frame 5 is provided with a first through hole 4 which is matched with the first fixing bolt 2 in size at the position corresponding to the fixing vertical frame 31, the fixing vertical frame 31 is provided with a screw hole 33 at the position corresponding to the first limit groove, the first fixing bolt 2 comprises a first screw cap 21 and a screw rod, the screw rod comprises a smooth section and a first thread section 22, the first thread section 22 of the first fixing bolt 2 passes through the first through hole 4 to be installed in the screw hole 33 of the fixing vertical frame 31 in a threaded manner, the first thread section 22 is locked with the fixing vertical frame 31 through a locking device, the smooth section of the first fixing bolt 2 and the first screw cap 21 extend out of the door frame 5 to be used as hinging sections, two ends of the limit connecting rod 6 are respectively provided with a first connecting hole 61 and a second connecting hole 62, one end of the support adjusting rod 9 is provided with a third connecting hole 91, the other end faces to one side of the ground and is provided with a plurality of adjusting grooves 92 along the length direction, the first connecting hole 61 of the limit connecting rod 6 and the third connecting hole 91 of the support adjusting rod 9 are sleeved on the hinged section of the first fixing bolt 2 and are limited by the first nut 21 and the door frame 5, the limit connecting rod 61 and the support adjusting rod 9 are prevented from being separated from the hinged section, the locking device comprises a fixing nut 24 and a first limit nut 26 which are connected on the first threaded section 22 in a threaded manner, the fixing nut 24 and the first limit nut 26 are arranged on two sides of the fixing stand 31, the first fixing bolt 2 is fastened on the fixing stand 31 through the fixing nut 24 and the first limit nut 26, the fixing nut 24 is also provided with a nut limiter 25, the outer wall of the first limit nut 26 is radially provided with a first handle 23 which is convenient for rotating the first limit nut 26,
the other end of the limiting connecting rod 6 is hinged to the door frame of the elevator shaft through a second hinge structure, the second hinge structure comprises a second fixing bolt 7 and a first embedded threaded sleeve 75 embedded in the door frame of the elevator shaft, the second fixing bolt 7 comprises a second nut 71 and a screw rod, the screw rod comprises a smooth section and a second threaded section 73, the second threaded section 73 of the second fixing bolt 7 is in threaded connection with the first embedded threaded sleeve 75, the second nut 71 and the smooth section of the second fixing bolt 7 extend out of the door frame of the elevator shaft, the limiting connecting rod 6 is sleeved on the smooth section of the second fixing bolt 7 through a second connecting hole, the limiting connecting rod 61 is prevented from being separated from the second fixing bolt 7 through the second nut 71 and the door frame of the elevator shaft, a second limiting nut 74 is further in threaded connection with the second fixing bolt 7 after the second fixing bolt 7 is in threaded connection with the first embedded threaded sleeve 75, and accordingly the second fixing bolt 7 is prevented from being separated from the first embedded threaded sleeve 75, and the second limiting nut 74 is provided with a second limiting nut 74 which is convenient to rotate along the radial direction.
The elevator shaft door frame is provided with a positioning device matched with the adjusting groove 92 in size below the second hinge structure, the positioning device comprises a third fixing bolt and a second embedded threaded sleeve 84 embedded on the elevator shaft door frame, the third fixing bolt comprises a third nut 81 and a screw rod, the screw rod comprises a smooth section and a third threaded section 83, the third threaded section 83 of the third fixing bolt is in threaded connection with the second embedded threaded sleeve 84, the third nut 81 and the smooth section of the third fixing bolt are arranged on the outer side of the elevator shaft door frame to form a positioning section, and the positioning section is matched with the adjusting groove for supporting the adjusting rod;
in this embodiment, the length of the limit connecting rod 6 is greater than the thickness of the door frame of the elevator shaft, the length of the support adjusting rod 9 is greater than the length of the limit connecting rod 6, the protective door 1 is arranged in the elevator shaft door frame in the initial state, the limit connecting rod 6 and the support adjusting rod 9 only play a role in supporting the upper side of the protective door 1, and the weight of the protective door 1 is mainly supported on the ground through the bottom of the protective door;
when elevator door frame construction state, constructor mentions guard gate 1 towards indoor direction, guard gate 1 uses second fixing bolt 7 as rotation center to indoor removal, after guard gate 1 mentions certain height, with the regulation recess 92 clamping of supporting regulation pole 9 on the location section of third fixing bolt, at this moment, guard gate 1 forms the triangle supporting mechanism support through spacing connecting rod 6 and supporting regulation pole 9, and because spacing connecting rod 6 and supporting regulation pole 9's effect, guard gate 1 parallel movement has broken away from elevator door frame's scope, at this moment, constructor can conveniently be under construction elevator door frame, simultaneously, because guard gate 1 still is in elevator wellhead place, therefore guard gate 1 still can play the purpose of protection.
The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather utilizing equivalent structural changes made in the present utility model description and drawings or directly/indirectly applied to other related technical fields are included in the scope of the present utility model.
Claims (7)
1. The utility model provides a temporary protection door of elevator shaft construction with adjustable, includes guard gate (1), its characterized in that: the utility model discloses a protection door, including protection door (1), door frame (5), protection door (1), the both sides of protection door (1) are close to the top, install triangle supporting mechanism on door frame (5) respectively, triangle supporting mechanism place plane and protection door (1) lay perpendicularly, triangle supporting mechanism includes spacing connecting rod (6) and support regulation pole (9), spacing connecting rod (6) and support regulation pole (9) one end articulates on door frame (5) through first hinge structure, spacing connecting rod (6) other end articulates on the door frame of elevator shaft through the second hinge structure, the other end of support regulation pole (9) is the regulation end, on facing ground one side, laid a plurality of regulation recess (92) along length direction on the regulation end of support regulation pole (9), on the door frame of elevator shaft, be provided with on the below of second hinge structure with regulation recess (92) size assorted positioner, the length of spacing connecting rod (6) is greater than the thickness of the door frame of elevator shaft, the length of support regulation pole (9) is greater than the length of spacing connecting rod (6), during initial state, protection door (1) sets up in elevator shaft's door frame (1) at the regulation recess (92) in the time of support door frame (1) is installed on regulation recess (1) at the bottom of regulation recess, when constructing the protection door (1), the protective door (1) is supported outside the elevator shaft door frame through a triangular supporting mechanism formed by a limit connecting rod (6) and a supporting adjusting rod (9).
2. The adjustable hoistway construction temporary guard door of claim 1, wherein: the first hinge structure comprises a fixed connecting frame (3) fixed on the protective door (1) and a first fixed bolt (2) arranged on the fixed connecting frame (3), the fixed connecting frame (3) comprises a fixed vertical frame (31) and a fixed transverse frame (32), the fixed transverse frame (32) is horizontally welded between the door frame (5) and the protective rod, and the fixed vertical frame (31) is vertically welded on the fixed transverse frame (32); the door frame is characterized in that a first through hole (4) matched with the first fixing bolt (2) in size is formed in the position corresponding to the fixing vertical frame (31) on the door frame (5), a screw hole (33) is formed in the position corresponding to the first limiting groove on the fixing vertical frame (31), the first fixing bolt (2) comprises a smooth section and a first threaded section (22), the first threaded section (22) of the first fixing bolt (2) penetrates through the first through hole (4) to be installed in the screw hole (33) of the fixing vertical frame (31) in a threaded mode, the first threaded section (22) is locked with the fixing vertical frame (31) through a locking device, the smooth section of the first fixing bolt (2) and the first screw cap (21) are arranged on the outer side of the door frame (5), and the end parts of the limiting connecting rod (6) and the supporting adjusting rod (9) are rotatably installed on the smooth section of the first fixing bolt (2).
3. The adjustable hoistway construction temporary guard door of claim 2, wherein: the locking device comprises a fixing nut (24) and a first limiting nut (26) which are connected to the first threaded section (22) in a threaded mode, the fixing nut (24) and the first limiting nut (26) are arranged on two sides of the fixing stand (31), and the first fixing bolt (2) is fastened to the fixing stand (31) through the fixing nut (24) and the first limiting nut (26).
4. The adjustable hoistway construction temporary guard door of claim 3, wherein: the fixing nut (24) is further provided with a nut limiter (25), and a first handle (23) which is convenient for rotating the first limiting nut (26) is arranged on the outer wall of the first limiting nut (26) along the radial direction.
5. The adjustable hoistway construction temporary guard door of claim 1, wherein: the second hinge structure comprises a second fixing bolt (7) and a first embedded threaded sleeve (75) embedded on the elevator shaft door frame, the second fixing bolt (7) comprises a smooth section and a second threaded section (73), the second threaded section (73) of the second fixing bolt (7) is in threaded connection with the first embedded threaded sleeve (75), a second nut (71) and the smooth section of the second fixing bolt (7) are arranged on the outer side of the elevator shaft door frame, and the end part of the limiting connecting rod (6) is rotatably arranged on the smooth section of the second fixing bolt (7).
6. The adjustable hoistway construction temporary guard door of claim 5, wherein: the second fixing bolt (7) is further connected with a second limit nut (74) in a threaded mode, and a second handle (72) which is convenient to rotate the second limit nut (74) is arranged on the outer wall of the second limit nut (74) in the radial direction.
7. The adjustable hoistway construction temporary guard door of claim 1, wherein: the positioning device comprises a third fixing bolt and a second pre-buried threaded sleeve (84) pre-buried on the elevator shaft door frame, the third fixing bolt comprises a smooth section and a third threaded section (83), the third threaded section (83) of the third fixing bolt is in threaded connection with the second pre-buried threaded sleeve (84), and a third nut (81) of the third fixing bolt and the smooth section are arranged outside the elevator shaft door frame to form a positioning section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223182059.6U CN219009608U (en) | 2022-11-30 | 2022-11-30 | Adjustable temporary protective door for elevator shaft construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223182059.6U CN219009608U (en) | 2022-11-30 | 2022-11-30 | Adjustable temporary protective door for elevator shaft construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219009608U true CN219009608U (en) | 2023-05-12 |
Family
ID=86245436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223182059.6U Active CN219009608U (en) | 2022-11-30 | 2022-11-30 | Adjustable temporary protective door for elevator shaft construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219009608U (en) |
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2022
- 2022-11-30 CN CN202223182059.6U patent/CN219009608U/en active Active
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